Obtain a digital certificate and create a digital signature
About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Word 2024, Word 2021, Word 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016
Change an email signature - Microsoft Support
Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages. Select File > Options > Mail > Signatures. Select the signature you want to edit, and then make your changes in the ...
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016
在 Outlook 中建立及新增電子郵件簽名 - Microsoft 支援服務
在Outlook中,您可以為電子郵件建立一或多個個人化簽名。 您的簽名可以包含文字、鏈接、圖片 (影像,例如您的手寫簽名或 ...
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Outlook on the web, Outlook.com, My Office for iPhone, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
在 Outlook for Mac 中创建和插入签名 - Microsoft 支持
了解如何创建电子邮件签名以便将其手动或自动插入到邮件中。
Applies To: Outlook for Microsoft 365 for Mac, Outlook 2024, Outlook 2024 for Mac, Outlook 2021 for Mac, Office for business, Office 365 Small Business, My Office for iPhone
在 Outlook 中创建和添加电子邮件签名 - Microsoft 支持
如何创建或编辑电子邮件的 Outlook 签名。 包括签名、文本、图像、电子商务卡和徽标。
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Outlook on the web, Outlook.com, My Office for iPhone, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
查看数字签名和证书详细信息 - Microsoft 支持
您可以在 Word、PowerPoint 和 Excel 中查看有关数字签名的信息,或用于创建数字签名的证书的信息。 有关如何添加或删除数字签名的详细信息,请参阅 添加或删除数字签名。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel 2024, PowerPoint 2024, Excel 2021, Word 2021, PowerPoint 2021, Excel 2019, Word 2019, PowerPoint 2019, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
View digital signature and certificate details - Microsoft Support
See how to view the details for signatures and certificates.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel 2024, PowerPoint 2024, Excel 2021, Word 2021, PowerPoint 2021, Excel 2019, Word 2019, PowerPoint 2019, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
数字签名和证书 - Microsoft 支持
数字签名是电子邮件、宏或电子文档等数字信息上的一种经过加密的电子身份验证戳。 签名用于确认宏或文档来自签名人且未经更改。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Visio Plan 2, Excel 2024, PowerPoint 2024, Access 2024, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio Professional 2016, Visio Standard 2016
在 Outlook.com 或 Outlook 网页版 中创建和添加电子邮件签名 - Microsoft 支持
了解如何在 Outlook.com 中创建签名并将其添加到要发送的电子邮件。
Applies To: Outlook on the web, Outlook.com, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
在 Outlook for Windows 中创建签名和自动答复 - Microsoft 支持
在 Outlook 中,通过为电子邮件创建签名来节省时间,并在度假时打开自动答复,或者想让别人知道您对电子邮件的答复速度很慢。
Applies To: Outlook for Microsoft 365